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2. Features:Modified bifunctional PUA resin with excellent yellowing resistance, boiling resistance, weather resistance, and flexibility, used to provide adhesion and scratch resistance on soft substrates.
3. Indicator
|
project |
Standards |
test method |
|
appearance |
Colorless to slightly yellow transparent viscous liquid |
visualization |
|
chroma |
≤ 2 |
qsg |
|
Solid Content |
85±2 ％ |
Bake at 110 ℃ for 2 hours |
|
average functionality |
2 |
theoretical value |
|
acid value |
< 1 mgKOH/g |
KOH titration method |
|
Viscosity |
1000-3000 cps/30℃ |
NDJ-1 rotational viscometer |
|
density |
1.05-1.09g/cm3/30℃ |
QBB |
|
NCO value |
blank |
Di-n-butylamine hydrochloride titration method |
4. Purpose:Used as a topcoat for 3C electronic products or other plastics.
5. Packaging and Storage:200KG、20KG; Sealed at room temperature and stored away from light for one year.
Please note:The above indicators and recommended performance are measured under fixed conditions and do not guarantee all usage purposes. For different usage purposes and conditions, users need to verify the formula themselves to ensure compliance with requirements.
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